362 search results - page 8 / 73 » An access control model for simplifying constraint expressio... |
INFOCOM
2012
IEEE
11 years 10 months ago
2012
IEEE
—Access control is one of the most important security mechanisms in cloud computing. Attribute-based access control provides a flexible approach that allows data owners to integ...
SACMAT
2010
ACM
13 years 5 months ago
2010
ACM
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
ASIAN
2007
Springer
13 years 11 months ago
2007
Springer
Current information systems are more and more complex. They require more interactions between different components and users. So, ensuring system security must not be limited to us...
ICSE
2007
IEEE-ACM
14 years 7 months ago
2007
IEEE-ACM
We propose a mechanism for object access control which is based on the UML. Specifically, we propose use of ownership and immutability constraints on UML associations and verifica...
HICSS
2006
IEEE
14 years 1 months ago
2006
IEEE
A new model for representing temporal access control policies is introduced. In this model, temporal authorizations are represented by time attributes associated with subjects and...